Perhaps they could have, but blocking a significant portion of the cooling air meant for the radiator and compromising the cooling system's effectiveness probably had something to do with it...that and the monster "scoop" that's already in the driver's side foglight duct area...

I'm amazed these things still sell...sad.

+1

I know people dont want to believe it but a filter is all the better you can do for the cars intake system. We have tested it all from Gruppe M to the lager Plenum and the HP to $ ratio was horrible. Save the money.